Zenith Defy Defy 21 Ultra Colour Blue
Reference 97.9001.9004-6/80.R946.T3/P
About this watch
The Zenith Defy 21 Ultra Colour Blue is a masterpiece of innovation and design, boasting a striking skeleton design, vibrant blue hue, and advanced movement. With its limited production run of just eight units, this watch is not only a timekeeping device but a piece of horological art. The self-winding Zenith caliber El Primero 9004 features a cam-actuated chronograph capable of measuring time with an accuracy of up to 1/100 of a second, making it a marvel of engineering. Its lightweight titanium construction and modern matte finish give it a sleek appearance that is both stylish and durable. The watch's versatility makes it suitable for formal occasions and casual outings alike, thanks to its chronograph functionality and water resistance rating of 100 meters. As a collector's dream, the Zenith Defy 21 Ultra Colour Blue is perfect for those who value style, functionality, and precision engineering.
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Key Features
- Zenith caliber El Primero 9004 movement
- Titanium case with matte finish
- Sapphire crystal glass
- 100 meter water resistance
- Chronograph functionality with power reserve indicator
- Limited production run of only eight units
- Lightweight and durable construction
Specifications
- Brand
- Zenith
- Family
- Defy
- Model
- Defy 21 Ultra Colour Blue
- Reference
- 97.9001.9004-6/80.R946.T3/P
- Movement Features
-
- Hours, Minutes, Small Seconds
- Chronograph
- Chronometer, Power Reserve Indicator
- Case
- 44mm
- Dial Color
- Skeleton
- Crystal
- Sapphire
- Water Resistance
- 100
Current Listings
![[WTS] Zenith Defy Classic Skeleton 95.9000.670/78.R584 Full Kit](https://preview.redd.it/ye2ug6r6okkf1.jpeg?auto=webp&s=dcb2825db73d8ed1c5d5ef31aad58e91be0eec5a)
Zenith Defy Classic Skeleton 95.9000.670/78.R584 Full Kit
Up for sale is a Zenith Defy Classic Skeleton watch with a skeleton dial and automatic movement, coming as full kit with box, papers, and accessories. The watch features a 41mm size and blue crocodile leather strap.
- Condition: Great condition overall, some light wear on titanium case
- Size: 41mm diameter
- Case material: Titanium
- Strap material: Blue crocodile leather
![[WTS] Zenith Defy Classic Skeleton Titanium & Rose Gold – BOX & PAPERS – 87.9001.670/79.R589](https://preview.redd.it/c5sf4yueydkf1.jpg?width=640&crop=smart&auto=webp&s=42a68dabf9c1737a74fcdae060c1fc87932c407b)
Zenith Defy Classic Skeleton Titanium & Rose Gold – BOX & PAPERS – 87.9001.670/79.R589
This Zenith Defy Classic Skeleton Titanium & Rose Gold features a titanium case paired with a rose gold bezel, skeleton dial, and sleek black rubber strap. It's a striking choice that balances refined style with everyday wearability.
- Condition: Very good, with some minor signs of wear
- Case diameter: 41mm
- Case material: Titanium with Rose Gold bezel
- Bracelet type: Rubber with deployant clasp
![[WTS] Vintage Zenith Defy A3642](https://preview.redd.it/ssdpcin6w8kf1.jpeg?auto=webp&s=ad6159f1787b130b03c050482f78bb05fb2fe05a)
Vintage Zenith Defy A3642
Early 1970s Zenith Defy with an iconic octagonal case and 14-sided bezel. The watch has a sturdy construction and sharp angles similar to the Royal Oak.
- Condition: Pre-owned with cosmetic flaws
- Movement: 2552PC
- Diameter: 37mm
- Lug To Lug: 44.2mm
![[WTS] 2022 Zenith Defy Skyline El Primero 41mm Blue Dial 03.9300.3620 Full Set](https://preview.redd.it/jn596brrd2kf1.jpg?width=640&crop=smart&auto=webp&s=b43fe6a6ac89d4c19f140e2d3fce83caa157d87d)
![[WTS] Zenith Defy Classic Titanium Skeleton 95.9000.670/78.R782 $3,950](https://preview.redd.it/n7k1wkbj32kf1.jpg?width=640&crop=smart&auto=webp&s=1e79d9fac8059bffb52d6c4725656771435d2bfa)
![[WTS] Zenith Defy Skeleton Blue Skeleton🔥Brand New 8/2025, $8800🔥](https://preview.redd.it/1blkv1iaaljf1.jpg?width=640&crop=smart&auto=webp&s=1341542d7ca27bb8f561eabbb1b596c004650395)
Zenith Defy Inventor, Limited Edition and discontinued prototype Movement!
The Zenith Defy Inventor is a revolutionary timepiece featuring a new oscillator system that replaces the typical escapement, balance wheel, and pallet fork, removing about 30 components present in a typical movement. It uses a monolithic silicon disc to vibrate at 18hz, well above the industry standard.
- Movement type: prototype
- Production status: discontinued
- Certification: no COSC or Time Lab certification
![[WTS] Zenith El Primero Defy Skeleton 95.9002.9004/78.R584 $6500](https://preview.redd.it/s5jeb1nuy9jf1.jpg?width=640&crop=smart&auto=webp&s=25e6ec9ed2aaf17a18a5d3354a8ad7e557eaf295)
![[WTS] Zenith Defy Skyline 2022 $5650](https://preview.redd.it/2bhtevw40sif1.jpg?width=640&crop=smart&auto=webp&s=fb1a11aafff2981ab2545e7d7c33553e92f4cf40)
Zenith Defy Skyline 2022 $5650
The Zenith Defy Skyline is a high-frequency automatic watch with a deep blue sunburst pattern dial and engraved four-pointed star motif, featuring a sapphire crystal with anti-reflective treatment on both sides and a 100m water resistance.
- Condition: Excellent - minimal wear
- Case size: 41mm diameter
- Water resistance: 100m (330ft) depth rating
- Movement frequency: 5Hz